By Nelson Herwig, Houston Zoological Gardens, Houston, Texas. With Forewords by Louis Garibaldi and R. E. Wolke. Professional fish culturists, amateur aquarists and veterinarians will all acclaim this unique compilation of drugs useful in the treatment of fish diseases. The author has assembled the widely scattered knowledge of fish pharmacology and organized it into a logical and easily accessible format. The main part of the text covers therapeutics, other than drug or chemotherapy, in fish diseases; drug therapy, including drug sources, active ingredients, forms of medication, methods of administration, and calculation of dosages and solutions; action or uses of drugs, with data on classification by activity or action of fish, antiseptics and disinfectants, chemotherapy, and antibiotic therapy; and toxicology. The remainder of the book, devoted to materia medica, offers annotated dosages and treatments and an alphabetical listing of drugs and synonyms.